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Close up photo of an HVAC fan.

Is Your Thermostat Causing Your AC to Freeze Up in Centreville?

August 30, 2025

It’s another hot summer day in Centerville, and you feel like you might melt. Your air conditioner is not doing its job.

It’s acting a bit icy.

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Couple trying to refresh during summer heat wave.

3 Tips to Prevent AC Breakdown During a Heat Wave

August 15, 2025

According to the National Weather Service, heat-related fatalities in 2023 surpassed deaths related to floods, hurricanes, and other weather events.

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Air conditioner maintenance being performed.

When Do I Replace My Air Conditioner In Reston?

July 31, 2025

According to the U.S. Department of Energy (DOE), replacing your decade-old unit could save you up to 50 percent on your monthly utility bill.

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air conditioners attached to a building's wall.

Prepare for Hot Weather With an Air Conditioning Tune-Up

July 16, 2025

According to the U.S. Department of Energy, central air conditioning systems have a service life of approximately 15 to 20 years.

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Technician working on leaking pipe under sink.

How Can I Avoid a Plumbing Emergency?

June 30, 2025

Plumbing emergencies may seem like spontaneous events that happen without warning, but that’s not always the case.

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Outdoor water valve.

Common Sewer Odors in Your Home: What’s That Smell?

June 16, 2025

Comfort Defender uncovers some of the usual suspects behind these odors, explores how to correct the issue, and offers tips on getting your Reston, home smelling fresh again.

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3 Tips to Prevent AC Breakdown During a Heat Wave

3 Tips to Prevent AC Breakdown During a Heat Wave

May 30, 2025

An air conditioner is your lifeline during a prolonged heat wave.

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What’s That Smell Coming From My AC at Startup?

What’s That Smell Coming From My AC at Startup?

May 16, 2025

As the temperatures begin to rise in Fairfax, many homeowners are firing up their air conditioners for the first time in months. But what if, instead of a refreshing blast of cool air, you’re hit with an unpleasant smell?

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family sitting in front of fans in living room to cool down.

3 Signs It’s Time For a New AC

April 30, 2025

According to the U.S. Department of Energy (DOE), high-efficiency air conditioners can reduce energy usage by 20 to 50 percent per year.

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Spring AC Maintenance Tips

April 15, 2025

From replacing air filters to scheduling maintenance, cleaning your cooling system can prevent breakdowns and keep your home comfortable.

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